Class: Predicates::UsaZipCode

Inherits:
Pattern show all
Defined in:
lib/predicates/usa_zip_code.rb

Overview

A United States zip code. Only validates format, does not attempt any verification for actual zip codes. Validates via regular expression.

Options

  • :extended [:allowed, :required, or false (default)] - whether to allow (or require!) the extended (+4) zip code format

Instance Attribute Summary collapse

Attributes inherited from Base

#full_message, #or_empty, #validate_if, #validate_on

Instance Method Summary collapse

Methods inherited from Pattern

#validate

Methods inherited from Base

#allow_empty?, #error, #error_binds, #initialize, #normalize, #to_human, #validate

Constructor Details

This class inherits a constructor from Predicates::Base

Instance Attribute Details

#extended ⇒ Object

Returns the value of attribute extended.



8
9
10
 
# File 'lib/predicates/usa_zip_code.rb', line 8

def extended
  @extended
end

Instance Method Details

#error_message ⇒ Object 



22
23
24
 
# File 'lib/predicates/usa_zip_code.rb', line 22

def error_message
  @error_message || :us_zip_code
end

#like ⇒ Object 



10
11
12
13
14
15
16
17
18
19
 
# File 'lib/predicates/usa_zip_code.rb', line 10

def like
  return @like unless @like.nil?
  pattern = '[0-9]{5}'
  if extended
    pattern += '(-[0-9]{4})'
    pattern += '?' unless extended == :required
  end

  @like = /\A#{pattern}\Z/
end